<?php

namespace backend\controllers;

use Yii;
use backend\models\Category;
use backend\models\CategorySearch;
//use yii\web\Controller;
use yii\web\NotFoundHttpException;
use yii\filters\VerbFilter;

/**
 * CategoryController implements the CRUD actions for Category model.
 */
//class CategoryController extends Controller
class CategoryController extends SuperController {

    /**
     * @inheritdoc
     */
    public function behaviors()
    {
        return [
            'verbs' => [
                'class'   => VerbFilter::className(),
                'actions' => [
                    'delete' => [ 'POST' ],
                ],
            ],
        ];
    }

    /**
     * Lists all Category models.
     * @return mixed
     */
    public function actionIndex($id = 0)
    {

        $model = new Category();
//        $data = $model->getOptions();
//        echo "<pre>";
//        var_dump($data);
//        echo "</pre>";
//        exit;
        throw new \Exception('error');
        $searchModel = new CategorySearch();
        $dataProvider = $searchModel->search(Yii::$app->request->queryParams);

//        $query = Category::find()->where([ 'parentId' => $id ]);
//        if ($id === 'all') {
//            $query = Category::find();
//        }
//
//        $dataProvider = new \yii\data\ActiveDataProvider([
//            'query'      => $query,
//            'pagination' => [
//                'pageSize' => 10,
//            ],
//        ]);
//        $dataProvider=$query;
//        $dataProvider = 
//        echo "<pre>";
//        var_dump($dataProvider);
//        echo "</pre>";
//        exit;
        return $this->render('index', [
//                    'searchModel'  => $searchModel,
                    'dataProvider' => $dataProvider,
        ]);
    }

    /**
     * Displays a single Category model.
     * @param integer $id
     * @return mixed
     */
    public function actionView($id)
    {
        return $this->render('view', [
                    'model' => $this->findModel($id),
        ]);
    }

    /**
     * Creates a new Category model.
     * If creation is successful, the browser will be redirected to the 'view' page.
     * @return mixed
     */
    public function actionCreate()
    {
        $model = new Category();
        $categoryList = $model->getCategoryList();

        if ($model->load(Yii::$app->request->post()) && $model->save()) {
            return $this->redirect([ 'view', 'id' => $model->id ]);
        }
        else {
            return $this->render('create', [
                        'model'        => $model,
                        'categoryList' => $categoryList,
            ]);
        }
    }

    /**
     * Updates an existing Category model.
     * If update is successful, the browser will be redirected to the 'view' page.
     * @param integer $id
     * @return mixed
     */
    public function actionUpdate($id)
    {
        $model = $this->findModel($id);
        $categoryList = $model->getCategoryList();
        if ($model->load(Yii::$app->request->post()) && $model->save()) {
            return $this->redirect([ 'view', 'id' => $model->id ]);
        }
        else {
            return $this->render('update', [
                        'model'        => $model,
                        'categoryList' => $categoryList,
            ]);
        }
    }

    /**
     * Deletes an existing Category model.
     * If deletion is successful, the browser will be redirected to the 'index' page.
     * @param integer $id
     * @return mixed
     */
    public function actionDelete($id)
    {
        $this->findModel($id)->delete();

        return $this->redirect([ 'index' ]);
    }

    /**
     * Finds the Category model based on its primary key value.
     * If the model is not found, a 404 HTTP exception will be thrown.
     * @param integer $id
     * @return Category the loaded model
     * @throws NotFoundHttpException if the model cannot be found
     */
    protected function findModel($id)
    {
        if (($model = Category::findOne($id)) !== null) {
            return $model;
        }
        else {
            throw new NotFoundHttpException('The requested page does not exist.');
        }
    }

}
